Finding the Fourth Proportional to 982,643.57, 1,471,603.34 and 560,640.05
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Solution
The fourth proportional to 982,643.57, 1,471,603.34 and 560,640.05 is: 839,612.44
Step by Step Solution
- Step 1: Write the proportion equation
982,643.57 : 1,471,603.34 = 560,640.05 : x - Step 2: Convert to fraction form
982,643.57/1,471,603.34 = 560,640.05/x - Step 3: Cross multiply
982,643.57x = 1,471,603.34 × 560,640.05 - Step 4: Simplify right side
982,643.57x = 825,039,764,161.35 - Step 5: Solve for x
x = 825,039,764,161.35/982,643.57 - Step 6: Final answer
x = 839,612.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.